Breadcrumb Home > Thesaurus > P Synonyms of positron emission tomography scanner Find synonyms for: Noun1. positron emission tomography scanner, PET scanner, tomographusage: a tomograph that produces cross-sectional X-rays of metabolic processes in the bodyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: solecism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language